July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Headlamp Control Module (HCM): Installation
WARNING: This page is about a different car, the 2016 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
1.
To install, reverse the removal procedure.
2.
Using a diagnostic scan tool, complete the PMI process for the HCM following the on-screen instructions.